Griffon (GFF) 10-K 2010 FY Annual report

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Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We have issued our reports dated November 17, 2010 with respect to the consolidated financial statements, financial statement schedules and internal control over financial reporting included in the Annual Report of Griffon Corporation and subsidiaries on Form 10-K for the year ended September 30, 2010. We hereby consent to the incorporation by reference of said reports in the Registration Statements of Griffon Corporation on Form S-3 (File No. 333-158273, effective May 18, 2009), Form S-4 (File No. 333-158274, effective May 18, 2009) and Forms S-8 (File No. 33-39090, effective February 22, 1991, File No. 33-62966, effective May 19, 1993, File No. 33-52319, effective February 18, 1994, File No. 333-21503, effective February 10, 1997, File No. 333-62319, effective August 26, 1998, File No. 333-84409, effective August 3, 1999, File No. 333-67760, effective August 17, 2001, File No. 333-88422, effective May 16, 2002, File No. 333-102742, effective January 27, 2003, File No. 333-131737, effective February 10, 2006, File No. 333-133833, effective May 5, 2006, File No. 333-149811, effective March 19, 2008 and File No. 333-157190, effective February 9, 2009).

/s/ GRANT THORNTON LLP

New York, New York
November 17, 2010

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Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM